body {
    font-family: Arial, sans - serif;
    background-color: #f4f4f4;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
  }
  
  .login-container {
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
    width: 300px;
  }
  
  h1 {
    text-align: center;
  }
  
  input {
    width: 93%;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 3px;
  }
  
  button {
    width: 100%;
    padding: 10px;
    background-color: #ff5a5f;
    color: white;
    border: none;
    border-radius: 3px;
    cursor: pointer;
  }
  
  a {
    display: block;
    text-align: center;
    text-decoration: none;
    color: #333;
    margin-top: 5px;
  }
  a:hover
  {
    color:blue;
  }
  #register-forget-span {
    display: flex;
    justify-content: space-between;
    width: 100%;
    text-align: center; /* 使内部元素文本居中 */
  }